* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1 {
    font-size: 2.5rem;
    font-weight: 300;
    color: #222;
    margin-bottom: 1rem;
    text-align: center;
}

h2 {
    font-size: 2rem;
    font-weight: 400;
    color: #333;
    margin-bottom: 1rem;
}

p {
    font-size: 1rem;
    color: #555;
    margin-bottom: 1rem;
    line-height: 1.7;
}

header {
    background-color: #ffffff;
    border-bottom: 1px solid #e5e5e5;
    padding: 2rem 0;
    text-align: center;
}

footer {
    background-color: #f8f8f8;
    border-top: 1px solid #e5e5e5;
    padding: 2rem 0;
    text-align: center;
    color: #666;
    font-size: 0.9rem;
    margin-top: 3rem;
}


.card {
    background-color: #ffffff;
    border: 1px solid #e5e5e5;
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    margin: 1rem 0;
}

.image {
    text-align: center;
    margin: 2rem 0;
}

.image img {
    border: 1px solid #e5e5e5;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}


@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    header, footer {
        padding: 1.5rem 0;
    }
}